Qx4 automatic star delta starter
A star-delta, starter technology, applied in the field of starters, can solve the problems of overload, improper maintenance, overcurrent and other problems of the starter, and achieve the effect of avoiding overload, reducing overload and low cost
Inactive Publication Date: 2012-07-11
王福起
View PDF0 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0002] The starter is a commonly used electrical equipment, and its safety is particularly important. At present, the starter has defects such as overload, overcurrent, overheating operation, improper maintenance, etc., which are easy to cause various accidents.
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0011] In the figure, the qx4 automatic star-delta starter (1) includes a housing, an AC contactor, a relay, buttons, etc., and the housing (5) has output and input terminals (2) embedded with a temperature control device (3), Alarm device (4) is arranged on shell (5).
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention relates to a Qx4 automatic star delta starter consisting of a shell, an alternating current contactor, a relay and a button. The Qx4 automatic star delta starter can be applied to the decompression start of a three-phase squirrel-cage type motor with an alternating current voltage of 380v and a power of 750kw, wherein stator windings of the motor are connected to be a triangle during operation; the Qx4 automatic star delta starter overcomes the defects of existing products; and by adding a temperature control device, all kinds of accidents caused by overload, over-current, overheat and unmerited operation and maintenance because of various reasons can be avoided and reduced.
Description
1. Technical field [0001] The invention relates to a starter, in particular to a qx4 automatic star-delta starter. 2. Background technology [0002] The starter is a commonly used electrical equipment, and its safety is particularly important. At present, the starter has defects such as overload, overcurrent, overheating operation, improper maintenance, etc., which are easy to cause various accidents. 3. Contents of the invention [0003] In order to overcome the deficiencies and defects of the prior art, the present invention provides a qx4 automatic star-delta starter, which can effectively prevent accidents caused by overload, overcurrent and overheating due to various reasons. [0004] The purpose of the present invention is achieved like this: [0005] The qx4 automatic star-delta starter of the present invention is composed of a housing, an AC contactor, a relay, a button, etc., and is characterized in that the output and input terminals are equipped with a temperat...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More IPC IPC(8): H02P1/32
Inventor 王福起
Owner 王福起